2721153206 has 8 divisors (see below), whose sum is σ = 4085851584. Its totient is φ = 1359202680.

The previous prime is 2721153173. The next prime is 2721153221. The reversal of 2721153206 is 6023511272.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684485 + ... + 688448.

It is an arithmetic number, because the mean of its divisors is an integer number (510731448).

Almost surely, 2^2721153206 is an apocalyptic number.

2721153206 is a deficient number, since it is larger than the sum of its proper divisors (1364698378).

2721153206 is a wasteful number, since it uses less digits than its factorization.

2721153206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373926.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2721153206 is about 52164.6739278604. The cubic root of 2721153206 is about 1396.1036569554.

Adding to 2721153206 its reverse (6023511272), we get a palindrome (8744664478).

The spelling of 2721153206 in words is "two billion, seven hundred twenty-one million, one hundred fifty-three thousand, two hundred six".